Mathematics, 21.06.2021 16:10 Dericktopsom

Martina read that the average graduate student is 33 years old. She wanted to estimate the mean age of graduate students at her large university, so she took a random sample of 30 graduate students. What is Martina's margin of error?

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Martina read that the average graduate student is 33 years old. She wanted to estimate the mean age...